#include "TcpServer.hpp"
#include "InetAddr.hpp"

void Usage(std::string proc)
{
    std::cerr<<"Usage: "<<proc<<"server_ip server_port"<<std::endl;
    
}

int main(int argc,char *argv[])
{
    if(argc!=3)
    {
        Usage(argv[0]);
        exit(USAGE_ERR);
    }
    std::string serverip=argv[1];
    uint16_t serverport=std::stoi(argv[2]);
    int sockfd=socket(AF_INET,SOCK_STREAM,0);
    //1.创建套接字
    if(sockfd<0)
    {
        std::cerr<<"socket error"<<std::endl;
        exit(SOCKET_ERR);
    }
    //2.绑定端口号，不需要显式，随机分配端口号
    InetAddr serveraddr(serverip,serverport);
    int n=connect(sockfd,serveraddr.NetAddrPtr(),serveraddr.NetAddrLen());
    if(n<0)
    {
        std::cerr<<"connect error"<<std::endl;
        exit(CONNECT_ERR);
    }

    while(true)
    {
        std::string line;
        std::cout<<"Please Enter@ "; 
        std::getline(std::cin,line);

        write(sockfd,line.c_str(),line.size());

        char buffer[1024];

        ssize_t size=read(sockfd,buffer,sizeof(buffer)-1);

        if(size>0)
        {
            buffer[size]=0;
            std::cout<<"server echo# "<<buffer<<std::endl;
        }
    }
    return 0;
}